Toothbrush



FIG. 1 is a top perspective view of a toothbrush showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view thereof, taken from the side opposite that shown in FIG. 3; and,

FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 2. 

The ornamental design for a toothbrush, as shown. 